CN216912023U - Mould for impeller - Google Patents
Mould for impeller Download PDFInfo
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- CN216912023U CN216912023U CN202122512133.5U CN202122512133U CN216912023U CN 216912023 U CN216912023 U CN 216912023U CN 202122512133 U CN202122512133 U CN 202122512133U CN 216912023 U CN216912023 U CN 216912023U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
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- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model discloses a mold for an impeller, which belongs to the technical field of molds and comprises an upper mold base, an upper mold assembly, a lower mold base and a demolding mechanism. The upper die holder comprises an upper movable plate, a pull rod and an inclined guide plate; the upper die assembly comprises an upper die plate, an upper sliding seat, an upper sliding block, an upper core seat, an upper die core and an upper connecting rod; the lower die assembly comprises a lower die plate, a lower sliding seat, a lower sliding block, a lower die core seat, a lower die core, a lower connecting rod, a core pulling cylinder, a core pulling movable plate and a core pulling inclined guide pillar; the side part of the upper template is provided with a lock pin, the lock pin is arranged on the upper template in a horizontal moving mode, the lock pin is provided with a hook groove, the lower template is provided with a lock bolt extending upwards, the upper end of the lock bolt is provided with a lock hook combined with the hook groove, the upper template is provided with a locking spring, the locking spring applies elasticity of clamping the hook groove into the lock hook to the lock pin, the upper movable plate is provided with an unlocking bolt extending downwards, and the lower end of the unlocking bolt is provided with an unlocking end socket. The utility model can improve the processing efficiency and reduce the manufacturing cost.
Description
Technical Field
The utility model belongs to the technical field of molds, and particularly relates to a mold for an impeller.
Background
The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The element has the name of "industrial mother". The impeller is a wheel disc with blades distributed annularly, and the existing impeller is processed and formed by an integrated processing center and has the defects of high processing cost and high processing efficiency.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model provides the mould for the impeller, which solves the problems of high processing cost and low efficiency of the existing impeller.
The utility model is realized in the way, and the mould for the impeller is characterized in that: the demoulding mechanism comprises an upper die base, an upper die assembly, a lower die base and a demoulding mechanism, wherein the upper die assembly is installed on the upper die base, and the lower die assembly and the demoulding mechanism are installed on the lower die base.
The upper die holder comprises an upper movable plate, a pull rod and an inclined guide plate; the pull rod is installed at the lower part of the upper movable plate, and the lower end of the pull rod is provided with an end head for pulling the upper die assembly to move upwards; the inclined guide plates are uniformly distributed on the circumference of the lower part of the upper movable plate, the front edge of the lower part of each inclined guide plate is a guide inclined plane, and inclined slideways parallel to the guide inclined planes are arranged on two sides of each inclined guide plate.
The upper die assembly comprises an upper die plate, an upper sliding seat, an upper sliding block, an upper core seat, an upper die core and an upper connecting rod; the upper template is assembled below the upper movable plate through a guide post, and is provided with a through hole combined with the pull rod and an upper core-pulling through hole corresponding to the inclined guide plate; the upper slide seat is assembled on the upper template through an upper slide way which radially extends outwards by taking the center of the upper template as a circle center, the upper slide seat corresponds to the inclined guide plates one by one, the upper slide seat movably moves along the upper slide way, the upper slide seat is provided with a through hole corresponding to the inclined guide plates, the lower part of the upper slide seat is provided with a front blocking part and a rear blocking part, and the front lower part of the upper slide seat is provided with an arc-shaped slide way; the upper sliding block is assembled in the upper slideway and movably moves along the upper slideway, the upper sliding block is positioned between the front blocking part and the rear blocking part, the upper sliding block movably moves between the front blocking part and the rear blocking part, the upper sliding block is provided with an inclined slot, the inclined guide plate is inserted into the inclined slot, and two symmetrical inner sides of the inclined slot are provided with inclined guide rails combined with the inclined sliding chute; the upper core seat is positioned on the inner side of the upper sliding block, the upper core seat is provided with a guide block combined with the arc-shaped sliding groove of the upper sliding seat and an ear part positioned on the side of the sliding block, and the upper core seat moves movably along the arc-shaped sliding groove; the upper mold core is fixed on the upper mold core seat, the front part of the upper mold core is a tooth-shaped part, and the tooth-shaped parts of all the upper mold cores are annularly surrounded to form a blade-shaped lower profile of the impeller; the upper connecting rod is arranged between the upper core seat and the upper sliding block, the inner end part of the upper connecting rod is hinged with the upper core seat, and the outer end part of the upper connecting rod is hinged with the upper sliding block.
The lower die assembly comprises a lower die plate, a lower sliding seat, a lower sliding block, a lower core seat, a lower die core, a lower connecting rod, a core pulling cylinder, a core pulling movable plate and a core pulling inclined guide pillar; the lower template is fixed on the lower die base and provided with guide post holes, demolding holes and lower core-pulling through holes, and the lower core-pulling through holes correspond to the vertical positions of the inclined guide plates one by one; the lower sliding seat is assembled on the lower template through a lower sliding channel which radially extends outwards by taking the center of the lower template as a circle center, the lower sliding seat corresponds to the lower core pulling through holes one by one, the lower sliding seat moves movably along the lower sliding channel, the lower sliding seat is provided with a through hole corresponding to the position of the lower core pulling through hole, the upper part of the lower sliding seat is provided with a front blocking part and a rear blocking part, and the front upper part of the lower sliding seat is provided with an arc-shaped sliding groove; the lower sliding block is assembled in the lower slideway and movably moves along the lower slideway, the lower sliding block is positioned between the front blocking part and the rear blocking part, the lower sliding block movably moves between the front blocking part and the rear blocking part, and the lower sliding block is provided with an inclined insertion hole; the lower core seat is positioned at the inner side of the lower sliding block, the lower core seat is provided with a guide block combined with the arc-shaped sliding groove of the lower sliding seat and an ear part positioned at the side of the sliding block, and the lower core seat moves movably along the arc-shaped sliding groove; the lower mold core is fixed on the lower mold core seat, the front part of the lower mold core is a tooth-shaped part, and the tooth-shaped parts of all the lower mold cores are annularly surrounded to form an impeller blade-shaped upper profile; the lower connecting rod is arranged between the lower core seat and the lower sliding block, the inner end part of the lower connecting rod is hinged with the lower core seat, and the outer end part of the lower connecting rod is hinged with the lower sliding block; the core pulling cylinders are symmetrically arranged on two sides of the lower die base; the loose-core movable plate is arranged below the lower template and is driven to move in the vertical direction by the loose-core cylinder. The loose core movable plate is provided with loose core inclined guide columns which are in one-to-one correspondence with the loose core through holes, and the loose core inclined guide columns are inserted into the inclined insertion holes.
The demolding mechanism comprises a demolding cylinder and demolding ejector pins, the demolding ejector pins are driven by the demolding cylinder to move up and down, and the demolding ejector pins correspond to the demolding holes one by one and are inserted into the demolding holes.
The side part of the upper template is provided with a lock pin, the lock pin is arranged on the upper template in a horizontally movable mode, the lock pin is provided with a hook groove, the lower template is provided with a lock bolt extending upwards, the upper end of the lock bolt is provided with a lock hook combined with the hook groove, the upper template is provided with a locking spring, the locking spring applies elasticity of clamping the lock hook into the hook groove to the lock pin, the upper movable plate is provided with an unlocking bolt extending downwards, and the lower end of the unlocking bolt is provided with an unlocking end head.
In the above technical solution, preferably, six core-pulling through holes are uniformly distributed in the circumferential direction with the center of the upper die plate as the center of a circle, and the upper movable plate fixes six inclined guide plates corresponding to the core-pulling through holes one by one.
In the above technical scheme, it is preferred, the cope match-plate pattern with six recesses of centre of a circle circumferencial direction equipartition are regarded as at the center of cope match-plate pattern, two lower beads of mutual symmetry and two upper beads of mutual symmetry are installed to two inside walls of recess, lower bead and upper bead are in constitute in the recess go up the slide, go up the slide and join in marriage the dress and be in the last slide that the upper bead constitutes, the upper shoe join in marriage the dress and be in the lower bead constitutes in the last slide.
In the above technical solution, preferably, a shoulder portion is provided at a lower edge of the guide block of the upper core print, and a cover plate for blocking and covering the shoulder portion is fixed to the upper slide.
In the above technical scheme, preferably, the inside of the lower die holder is a vertically extending cavity, the loose core flap is vertically movable in the cavity, a vertically extending channel is arranged on the side of the lower die holder, and the loose core flap is provided with a guide convex part embedded in the channel.
In the above technical scheme, preferably, the cylinder body of the core pulling cylinder is fixed on the core pulling movable plate, and the lever of the core pulling cylinder vertically extends downwards.
The utility model has the advantages and effects that:
the utility model discloses a mold for casting an impeller, which has the process advantages of a casting process lockset, and compared with a machining center for machining the impeller, the mold has the advantages of greatly reducing the cost and obviously improving the efficiency.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of an upper die base in the present invention;
FIG. 3 is a schematic structural view of an upper die assembly of the present invention;
FIG. 4 is a schematic structural view of an upper die plate in the present invention;
FIG. 5 is a schematic view of the structure of the upper slide mount of the present invention;
FIG. 6 is a schematic structural view of an upper module in the present invention;
FIG. 7 is a schematic view showing an installation structure of an upper core holder and an upper core in the present invention;
FIG. 8 is a schematic view of the construction of the inclined guide plate driving the upper mold core according to the present invention;
FIG. 9 is a schematic view of the construction of the lower die assembly of the present invention;
FIG. 10 is a schematic view of the construction of the lower die plate of the present invention;
FIG. 11 is a schematic view of the construction of the lower carriage in the present invention;
FIG. 12 is a schematic view of the construction of the lower slider in the present invention;
FIG. 13 is a schematic view of the mounting structure of the lower core print and the lower core of the present invention;
FIG. 14 is a structural diagram of the lower core print seat driven by the core-pulling inclined guide post in the utility model;
FIG. 15 is a schematic view of the installation structure of the core-pulling inclined guide post of the present invention;
FIG. 16 is a schematic view showing a structure of an upper mold core and a lower mold core in a clamped state in the present invention;
FIG. 17 is a schematic view of the lock pin mounting structure of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
In order to solve the problems of high processing cost and low efficiency of the conventional impeller, the utility model particularly provides the impeller die which can obviously reduce the processing cost of the impeller and improve the processing efficiency of the impeller. To further illustrate the structure of the present invention, the following detailed description is made with reference to the accompanying drawings:
referring to fig. 1, a mold for an impeller includes an upper mold base 1, an upper mold assembly 2, a lower mold assembly 3, a lower mold base 4, and a demolding mechanism, wherein the upper mold assembly is mounted on the upper mold base, and the lower mold assembly and the demolding mechanism are mounted on the lower mold base. The upper die holder is a movable die holder, and the lower die holder is a fixed die holder.
Referring to fig. 2, the upper mold base includes an upper flap 1-1, a pull rod 1-2, and an inclined guide plate 1-3. The pull rod is a cylindrical rod and is arranged on the lower part of the upper movable plate, the lower end of the pull rod is provided with an end head used for pulling the upper die assembly to move upwards, the end head is a cylindrical end head, the diameter of the end head is larger than that of the pull rod, and the diameter of the end head is larger than that of a through hole matched with the upper die assembly. The inclined guide plates are uniformly distributed on the circumference of the lower part of the upper movable plate, the front edge of the lower part of each inclined guide plate is a guide inclined plane, and inclined slideways parallel to the guide inclined planes are arranged on two sides of each inclined guide plate. The inclined guide plate is a vertically extending plate body, and the upper die assembly is driven to loose cores through the guide inclined surface. The upper end part of the inclined guide plate fixes the lower part of the upper die holder by using a screw.
Referring to fig. 3-8, the upper mold assembly includes an upper mold plate 2-1, an upper slide base 2-2, an upper slide block 2-3, an upper core base 2-4, an upper mold core 2-5, and an upper connecting rod 2-6. The upper die plate is assembled below the upper movable plate through the guide pillar, namely a through hole matched with the pull rod is formed in the upper die plate, the length of the pull rod is larger than the thickness of the upper die plate, and the upper die plate is pulled to rise by the pull rod after the upper die base moves upwards for a certain distance. The upper template is provided with an upper core-pulling through hole corresponding to the inclined guide plate, and the core-pulling through hole is a long hole with a rectangular cross section. The upper sliding seat is assembled on the upper template through an upper sliding way which radially extends outwards by taking the center of the upper template as the circle center, and the upper sliding seat and the core-pulling through holes are in one-to-one correspondence with the inclined guide plates. The upper sliding seat moves along the upper sliding way. The upper sliding seat is provided with a through hole corresponding to the inclined guide plate, the lower part of the upper sliding seat is provided with a front clamping part and a rear clamping part, and the front lower part of the upper sliding seat is provided with an arc-shaped sliding groove. The upper sliding block is assembled in the upper sliding way and movably moves along the upper sliding way, the upper sliding block is positioned between the front blocking part and the rear blocking part, and the upper sliding block movably moves between the front blocking part and the rear blocking part.
In this embodiment, six grooves are uniformly distributed in the circumferential direction with the center of the upper template as the center of a circle, two inner side walls of each groove are provided with two lower pressing strips which are symmetrical to each other and two upper pressing strips which are symmetrical to each other, the lower pressing strips and the upper pressing strips form an upper slideway in the grooves, the upper sliding seat is assembled in the upper slideway formed by the upper pressing strips, and the upper sliding block is assembled in the upper slideway formed by the lower pressing strips. The blocking parts are stop blocks integrated with the upper sliding seat, a space for relative movement of the upper sliding block is formed between the two blocking parts, and the distance between the two blocking parts is greater than the length of the upper sliding block.
The upper sliding block is provided with an inclined slot, the inclined guide plate is inserted into the inclined slot, and two symmetrical inner side surfaces of the inclined slot are provided with inclined guide rails combined with the inclined slide way. Under the guiding action of the inclined slot, the inclined guide plate vertically moves downwards to push the upper sliding block to move inwards along the upper sliding way; the inclined guide plate moves vertically upwards, and the upper sliding block is pulled to move outwards along the upper sliding way. The upper sliding block moves outwards along the upper sliding channel to contact with a blocking part outside the upper sliding seat, and then drives the upper sliding seat to move outwards; the upper sliding block moves inwards along the upper sliding channel to contact with a blocking part inside the upper sliding seat, and then the upper sliding seat is driven to move inwards.
The upper core seat is arranged on the inner side of the upper sliding block and is provided with a guide block combined with the arc-shaped sliding groove of the upper sliding seat and an ear part positioned on the side of the sliding block. Under the combined action of the guide block and the arc-shaped sliding groove, the upper core seat moves movably along the arc-shaped sliding groove. The upper mold core is fixed on the upper mold core seat, the front part of the upper mold core is a tooth-shaped part, and the tooth-shaped parts of all the upper mold cores are annularly surrounded to form a blade-shaped lower profile of the impeller. The upper connecting rod is arranged between the upper core seat and the upper sliding block, the inner end part of the upper connecting rod is hinged with the upper core seat, and the outer end part of the upper connecting rod is hinged with the upper sliding block. In the process that the upper sliding block independently moves outwards, the upper core seat and the upper die core are pulled through the upper connecting rod, the upper core seat outwards diffuses and moves outwards along the arc-shaped sliding groove, and the surrounding upper die core rotates and diffuses. When the upper sliding block pushes the upper sliding seat to move outwards together, the upper core seat moves outwards in a radial shape, and the quick core pulling action is completed. In this embodiment, the lower edge of the guide block of the upper core print is provided with a shoulder, and the upper sliding print is fixed with a cover plate for blocking the shoulder of the cover, so that the structure ensures stable installation of the upper core print.
Referring to fig. 9-16, the lower die assembly includes a lower die plate 3-1, a lower slide 3-2, a lower slider 3-3, a lower core seat 3-4, a lower core 3-5, a lower link 3-6, a core-pulling cylinder 3-7, a core-pulling movable plate 3-8, and a core-pulling inclined guide post 3-9. The lower template is fixed on the lower die base and is provided with a guide post hole, a demoulding hole and a lower core-pulling through hole. The lower loose core through holes correspond to the inclined guide plates in vertical positions one by one, and the cross section of each lower loose core hole is rectangular. In the mold clamping state, the inclined guide plate is inserted into the rear part of the lower core-pulling hole. The lower sliding seat is assembled on the lower template through a lower sliding channel which radially extends outwards by taking the center of the lower template as the circle center, the lower sliding seat corresponds to the lower core-pulling through holes one by one, the lower sliding seat movably moves along the lower sliding channel, the lower sliding seat is provided with a through hole corresponding to the position of the lower core-pulling through hole, and the cross section of the through hole is also rectangular. The upper portion of lower carriage is equipped with preceding card fender portion and back card fender portion, and the preceding upper portion of lower carriage is equipped with the arc spout. The lower sliding block is assembled in the lower slideway and movably moves along the lower slideway, the lower sliding block is positioned between the front blocking part and the rear blocking part, and the lower sliding block movably moves between the front blocking part and the rear blocking part.
In this embodiment, six grooves are uniformly distributed in the circumferential direction with the center of the lower template as the center of a circle, two inner side walls of each groove are provided with two lower pressing strips which are symmetrical to each other and two upper pressing strips which are symmetrical to each other, the lower pressing strips and the upper pressing strips form a lower slideway in the grooves, the lower sliding seat is assembled in the lower slideway formed by the upper pressing strips, and the lower sliding block is assembled in the lower slideway formed by the lower pressing strips. The blocking parts are stop blocks integrated with the lower sliding seat, a space for relative movement of the lower sliding block is formed between the two blocking parts, and the distance between the two blocking parts is greater than the length of the lower sliding block.
The lower sliding block is provided with an inclined insertion hole. The oblique jack is a through hole with a rectangular cross section, and an oblique angle is vertically arranged. The lower core seat is arranged on the inner side of the lower sliding block, the lower core seat is provided with a guide block combined with the arc-shaped sliding groove of the lower sliding seat and an ear part positioned on the side of the sliding block, and the lower core seat moves along the arc-shaped sliding groove. The lower mold core is fixed on the lower mold core seat, the front part of the lower mold core is a tooth-shaped part, and the tooth-shaped parts of all the lower mold cores are annularly surrounded to form an impeller blade-shaped upper profile. The lower connecting rod is arranged between the lower core seat and the lower sliding block, the inner end part of the lower connecting rod is hinged with the lower core seat, and the outer end part of the lower connecting rod is hinged with the lower sliding block. The core-pulling cylinders are symmetrically arranged on two sides of the lower die base; the loose core movable plate is arranged below the lower template and is driven to move in the vertical direction by the loose core cylinder. The loose core loose plate is provided with loose core oblique guide posts which are in one-to-one correspondence with the loose core through holes, and the loose core oblique guide posts are inserted into oblique insertion holes of the lower sliding block.
Under the driving action of the vertical moving of the core-pulling inclined guide pillar, the core-pulling inclined guide pillar moves upwards to push the lower slide block to move outwards along the lower slide way; the core-pulling inclined guide post moves vertically downwards movably, and pulls the lower sliding block to move inwards movably along the lower sliding way. The lower sliding block moves outwards along the lower sliding way to contact with a blocking part outside the lower sliding seat, and then the lower sliding seat is driven to move outwards; the lower sliding block moves inwards along the lower sliding way to contact with a blocking part in the lower sliding seat, and then the lower sliding seat is driven to move inwards.
In the process that the lower sliding block independently moves outwards, the lower core seat and the lower core are pulled through the lower connecting rod, the lower core seat outwards diffuses and moves outwards along the arc-shaped sliding groove, and the surrounding lower core rotates and diffuses. When the lower sliding block pushes the lower sliding seat to move outwards together, the lower core seat moves outwards in a radial shape, and the quick core pulling action is completed.
In this embodiment, the inside of die holder is vertical extension's cavity, and loose core loose-leaf moves in the cavity is vertical, and the lateral part of die holder is equipped with vertical extension's channel, and loose core loose-leaf is equipped with the direction convex part that imbeds the channel. The cylinder body of the core-pulling cylinder is fixed on the core-pulling movable plate, and a lever of the core-pulling cylinder vertically extends downwards and is connected with the lower die holder in a supporting mode.
In the utility model, the upper mold core and the lower mold core jointly form the outer contour of the impeller blade, and the core pulling distribution is carried out in two steps, so that the damage of the impeller in the core pulling process can be effectively avoided, and the manufacturing quality is ensured.
The demolding mechanism comprises a demolding cylinder and demolding ejector pins, the demolding ejector pins are driven by the demolding cylinder to move up and down, the demolding ejector pins correspond to the demolding holes one by one and are inserted into the demolding holes, the demolding holes in the center of the lower template correspond to the central ejector pins, a central mold core is arranged at the upper end of each central ejector pin, and the upper end face of each central mold core is in a shape matched with the inner contour of each blade of the impeller. The demoulding cylinder is arranged below the inner side of the lower die holder and is provided with a demoulding frame which is vertically ejected upwards, a demoulding thimble is arranged on the demoulding frame, and the loose core movable plate is arranged above the demoulding frame and is provided with a through hole for the demoulding thimble.
Referring to fig. 17, a lock pin 5 is installed at a side portion of the upper mold plate, the lock pin is installed on the upper mold plate in a horizontally movable manner, the lock pin has a hook groove, a lock bolt 6 extending upward is installed on the lower mold plate, a lock hook combined with the hook groove is installed at an upper end of the lock bolt, a locking spring is installed on the upper mold plate, the locking spring applies elastic force of the hook groove clamped into the lock hook to the lock pin, an unlocking plug pin 7 extending downward is installed on the upper movable plate, and an unlocking end is installed at a lower end of the unlocking plug pin. Namely, a groove is processed on the side part of the upper template, the lock pin is a plate-shaped pin which is embedded in the groove and can transversely move in the groove, and the hook groove is a bayonet arranged at the end part of the lock pin.
The mold opening process of the mold is as follows:
1. the upper die base moves upwards, and the inclined guide plate drives the upper die assembly to perform core-pulling action;
2. after the upper die holder moves for a certain height, the core pulling action of the upper die assembly is finished, the unlocking end of the unlocking bolt extrudes the lock pin to be unhooked from the lock bolt, and the upper die holder drives the upper die plate to move upwards to start die opening.
3. The core-pulling cylinder drives the core-pulling inclined guide post to be ejected upwards, and core-pulling action of the lower die holder is completed.
The steps are reversed to realize die assembly
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A mould for impeller which is characterized in that: the demolding mechanism comprises an upper die holder, an upper die assembly, a lower die holder and a demolding mechanism, wherein the upper die assembly is installed on the upper die holder, and the lower die assembly and the demolding mechanism are installed on the lower die holder;
the upper die holder includes:
an upper movable plate;
the pull rod is installed at the lower part of the upper movable plate, and the lower end of the pull rod is provided with an end head for pulling the upper die assembly to move upwards;
the inclined guide plates are uniformly distributed on the circumference of the lower part of the upper movable plate, the front edge of the lower part of each inclined guide plate is a guide inclined plane, and inclined slideways parallel to the guide inclined planes are arranged on two sides of each inclined guide plate;
go up the mould assembly and include:
the upper die plate is assembled below the upper movable plate through a guide pillar and is provided with a through hole combined with the pull rod and an upper core-pulling through hole corresponding to the inclined guide plate;
the upper sliding seat is assembled on the upper template through an upper sliding way which radially extends outwards by taking the center of the upper template as a circle center, the upper sliding seat is in one-to-one correspondence with the inclined guide plates, the upper sliding seat movably moves along the upper sliding way, the upper sliding seat is provided with a through hole corresponding to the inclined guide plates, the lower part of the upper sliding seat is provided with a front blocking part and a rear blocking part, and the front lower part of the upper sliding seat is provided with an arc-shaped sliding groove;
the upper sliding block is assembled in the upper slide way and movably moves along the upper slide way, the upper sliding block is positioned between the front blocking part and the rear blocking part, the upper sliding block movably moves between the front blocking part and the rear blocking part, the upper sliding block is provided with an inclined insertion groove, the inclined guide plate is inserted into the inclined insertion groove, and inclined guide rails combined with the inclined sliding inclined slide way are arranged on two symmetrical inner side surfaces of the inclined insertion groove;
the upper core seat is positioned on the inner side of the upper sliding block, the upper core seat is provided with a guide block combined with the arc-shaped sliding groove of the upper sliding seat and an ear part positioned on the side of the sliding block, and the upper core seat moves movably along the arc-shaped sliding groove;
the upper mold core is fixed on the upper mold core seat, the front part of the upper mold core is a tooth-shaped part, and the tooth-shaped parts of all the upper mold cores are annularly surrounded to form a blade-shaped lower profile of the impeller;
the upper connecting rod is arranged between the upper core seat and the upper sliding block, the inner end part of the upper connecting rod is hinged with the upper core seat, and the outer end part of the upper connecting rod is hinged with the upper sliding block;
the lower die assembly comprises:
the lower template is fixed on the lower die base and provided with guide post holes, demolding holes and lower core-pulling through holes, and the lower core-pulling through holes correspond to the vertical positions of the inclined guide plates one by one;
the lower sliding seat is assembled on the lower template through a lower sliding channel which radially extends outwards by taking the center of the lower template as a circle center, the lower sliding seat is in one-to-one correspondence with the lower core-pulling through holes, the lower sliding seat movably moves along the lower sliding channel, the lower sliding seat is provided with a through hole corresponding to the position of the lower core-pulling through hole, the upper part of the lower sliding seat is provided with a front blocking part and a rear blocking part, and the front upper part of the lower sliding seat is provided with an arc-shaped sliding groove;
the lower sliding block is assembled in the lower slide way and movably moves along the lower slide way, the lower sliding block is positioned between the front blocking part and the rear blocking part, the lower sliding block movably moves between the front blocking part and the rear blocking part, and the lower sliding block is provided with an inclined insertion hole;
the lower core seat is positioned on the inner side of the lower sliding block, the lower core seat is provided with a guide block combined with the arc-shaped sliding groove of the lower sliding seat and an ear part positioned on the side of the sliding block, and the lower core seat moves movably along the arc-shaped sliding groove;
the lower mold core is fixed on the lower mold core seat, the front part of the lower mold core is a tooth-shaped part, and the tooth-shaped parts of all the lower mold cores are annularly surrounded to form an impeller blade-shaped upper profile;
the lower connecting rod is arranged between the lower core seat and the lower sliding block, the inner end part of the lower connecting rod is hinged with the lower core seat, and the outer end part of the lower connecting rod is hinged with the lower sliding block;
the core pulling cylinders are symmetrically arranged on two sides of the lower die base;
the core pulling movable plate is arranged below the lower template and is driven by the core pulling cylinder to move in the vertical direction;
the core-pulling inclined guide columns are arranged on the core-pulling movable plates and correspond to the core-pulling through holes one by one, and the core-pulling inclined guide columns are inserted into the inclined insertion holes;
the demolding mechanism comprises a demolding cylinder and demolding ejector pins, the demolding ejector pins are driven by the demolding cylinder to move up and down, and the demolding ejector pins correspond to the demolding holes one by one and are inserted into the demolding holes;
the side part of the upper template is provided with a lock pin, the lock pin is arranged on the upper template in a horizontally movable mode, the lock pin is provided with a hook groove, the lower template is provided with a lock bolt extending upwards, the upper end of the lock bolt is provided with a lock hook combined with the hook groove, the upper template is provided with a locking spring, the locking spring applies elasticity for clamping the lock hook into the hook groove to the lock pin, the upper plate is provided with an unlocking bolt extending downwards, and the lower end of the unlocking bolt is provided with an unlocking end socket.
2. The mold for impeller according to claim 1, wherein: six core-pulling through holes are uniformly distributed in the circumferential direction by taking the center of the upper template as the circle center, and six inclined guide plates which correspond to the core-pulling through holes one by one are fixed by the upper movable plate.
3. The mold for impeller according to claim 2, characterized in that: the cope match-plate pattern with six recesses of centre of a circle circumferencial direction equipartition are regarded as at the center of cope match-plate pattern, two lower beads of the mutual symmetry of two inside wall installations of recess and two upper beads of mutual symmetry, lower bead and upper bead are in constitute in the recess the slide of going up, go up the slide and join in marriage the equipment and be in the last slide that the upper bead constitutes, the top shoe join in marriage the equipment of lower bead constitutes in the slide of going up.
4. The mold for impeller according to claim 3, characterized in that: the lower edge of the guide block of the upper core seat is provided with a shoulder part, and the upper sliding seat is fixed with a cover plate for blocking and covering the shoulder part.
5. The mold for impeller according to claim 4, characterized in that: the inside of die holder is vertical extension's cavity, loose core loose-leaf is in the vertical movability in the cavity, the lateral part of die holder is equipped with vertical extension's channel, loose core loose-leaf is equipped with the embedding the direction convex part of channel.
6. The mold for impeller according to claim 5, characterized in that: the cylinder body of the core-pulling cylinder is fixed on the core-pulling movable plate, and a lever of the core-pulling cylinder vertically extends downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122512133.5U CN216912023U (en) | 2021-10-19 | 2021-10-19 | Mould for impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122512133.5U CN216912023U (en) | 2021-10-19 | 2021-10-19 | Mould for impeller |
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| Publication Number | Publication Date |
|---|---|
| CN216912023U true CN216912023U (en) | 2022-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122512133.5U Active CN216912023U (en) | 2021-10-19 | 2021-10-19 | Mould for impeller |
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| Country | Link |
|---|---|
| CN (1) | CN216912023U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117123759A (en) * | 2023-10-26 | 2023-11-28 | 新程汽车工业有限公司 | Adjustable casting die for automobile part production and processing |
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2021
- 2021-10-19 CN CN202122512133.5U patent/CN216912023U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117123759A (en) * | 2023-10-26 | 2023-11-28 | 新程汽车工业有限公司 | Adjustable casting die for automobile part production and processing |
| CN117123759B (en) * | 2023-10-26 | 2024-02-02 | 新程汽车工业有限公司 | Adjustable casting die for automobile part production and processing |
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